- Adjustable jaw opening: The single-ear hose clamp pliers jaw opening can be freely set; the maximum opening reaches 20 mm (0.78 in) by turning the 13 mm (0.5 in) screw. - Compatibility and fit: This driveshaft CV boot clamp tool is suitable for locking bands on clamps used with most models. Its size and structure are compatible with most single-ear hose clamps. - Purpose-built design: Designed to close the locking bands on single-ear hose clamps and specifically for removing and attaching the locking bands to the vehicle’s dust boot. - Premium material: Made from high-quality aluminum alloy; lightweight, strong, and provides good wear/erosion resistance. - Practical use scenarios: - Servicing CV joint boots on cars or trucks during driveshaft maintenance. - Replacing or securing CV boot clamps in tight engine bays or undercarriage areas. - Installing or removing clamp locking bands on a vehicle’s dust boot for maintenance or repair.